Andrew Carnegie
Net worth: $310 billion Source of wealth: Steel Lived: 1835-1919 One of America’s most celebrated industrialists, Andrew Carnegie is actually Scottish, born in 1835 in
a town called Dunfermline. Carnegie came over to the U.S. as a boy, where he got a job as a steel factory worker. In 1892, the Carnegie Steel Company was created in
Pittsburgh, Pa. The company grew and, after Carnegie sold it in 1901, later merged with U.S. Steel, a corporate giant that is still active today. A great philanthropist,
Carnegie gave much of his fortune to schools, libraries and universities before his death at 83.